2026 MEDICAL GAS TEST EXAM
QUESTIONS COMPLETE SOLUTIONS
NEW UPDATE VERIFIED 100%
Look at picture #1 - ANSWERSLook at picture #1
A. 6010 - ANSWERSInstallers of a category 1 medical gas piped distribution system
must be qualified in accordance with ASSE 6010. What is the certification requirement
for installers of a category 3 medical gas piped distribution system?
A. 6010
B. 6020
C. 6030
D. Category 3 does NOT require certification
A. after blow down of the distribution piping - ANSWERSWhen is the initial pressure test
conducted by installer?
A. after blow down of the distribution piping
B. after installation of alarm sensors
C. before blow down of the distribution piping
D. before installation of station rough-in assemblies
C. polymeric - ANSWERSIn those portions of systems intended to handle oxygen at
pressures greater than 350 psi, the interconnecting hose shall NOT contain
__________ materials.
A. brass
B. copper
C. polymeric
D. stainless steel
A. color coding - ANSWERSWhich of these is an NFPA 99 requirement for the labeling
of pipes in a medical gas system?
A. color coding
B. fixed label width
C. label shall wrap completely around the pipe
D. reflective label
D. The device will be supervised such that failure of communication shall initiate an
alarm - ANSWERSA wireless communication device is employed in a medical gas or
vacuum warning system. Which type of supervision is required for this device?
A. A visual indicator shall be located in the maintenance office or the engineering
department.
B. The device shall be installed at the medical gas or vacuum source.
C. The device shall be located at a nurse's station
,D. The device will be supervised such that failure of communication shall initiate an
alarm.
C. 20 feet - ANSWERSPipe labels shall be located at a maximum interval of how many
feet?
A. 10 feet
B. 15 feet
C. 20 feet
D. 25 feet
B. ASSE standard 6010 - ANSWERSThe installation of medical gas and vacuum
systems shall be made by experience, qualified and competent installers. Installers shall
be certified to the requirements of which code/standard?
A. ASME section IX
B. ASSE standard 6010
C. AWS B31.3
D. CGA M-1
C. cutting and/ or brazing new piping - ANSWERSThe removal of components within a
source system for repair and re-installation or for replacement shall be treated as new
work for the purposes of testing whenever such work involves which of the following?
A. air quality monitoring
B. calibration of alarm sensors
C. cutting and/ or brazing new piping
D. system control sensors
B. audible and visual - ANSWERSA medical gas master or area alarm panel should be
set to actuate a(an) _________ indicator when the communication with an alarm-
initiating device is disconnected
A. audible
B. audible and visual
C. high and low
D. visual
A. instrument air - ANSWERSA standard gauge pressure of 160-185 psi applies to
which of the following?
A. instrument air
B. laboratory air
C. laboratory vacuum
D. non-medical air
A. both B and C below
name of the gas and nonstandard operating pressure - ANSWERSWhere medical gas
systems operate at pressures other than the standard gauge pressures, which of these
is required to be listed on the station outlet identification?
, A. both B and C below
B. name of the gas
C. nonstandard operating pressure
D. the gas registration number and a toll-free number to call for information
A. branch (lateral) lines - ANSWERSThose sections or portions of the piping system
that serve a room or group of rooms on the same story of the facility. This is the
definition of which of the following?
A. branch (lateral) lines
B. main lines
C. risers
D. vent lines
B. container - ANSWERSA low-pressure, vacuum-insulated vessel containing gases in
liquid form. This is an NFPA 99 definition for which of the following?
A. appliance
B. container
C. cylinder
D. safety can
B. be appropriately identified by attached labels or stencils in accordance with CGA C-7
criteria - ANSWERSCompressed gas cylinders must meet which of the following criteria
in order to be acceptable for use in an acute health care facility?
A. be appropriately color coded in accordance with U.S.D.A requirements
B. be appropriately identified by attached labels or stencils in accordance with CGA C-7
criteria
C. be constructed in accordance with specifications and regulations of OSHA
D. utilize gas specific CGA connections
A. 23.5% - ANSWERSAccording to the NFPA, an oxygen-enriched atmosphere is one
where the concentration of oxygen exceeds what percentage?
A. 23.5%
D. 25.5%
C. 30%
D. 99%
A. both B and D below
permitted to power medical-surgical tools and used for respiration - ANSWERSWhich of
the following is true of category 1 support gases?
A. both B and D below
B. permitted to power medical-surgical tools
C. subject to greater hazards than present in other piped gases
D. used for respiration
QUESTIONS COMPLETE SOLUTIONS
NEW UPDATE VERIFIED 100%
Look at picture #1 - ANSWERSLook at picture #1
A. 6010 - ANSWERSInstallers of a category 1 medical gas piped distribution system
must be qualified in accordance with ASSE 6010. What is the certification requirement
for installers of a category 3 medical gas piped distribution system?
A. 6010
B. 6020
C. 6030
D. Category 3 does NOT require certification
A. after blow down of the distribution piping - ANSWERSWhen is the initial pressure test
conducted by installer?
A. after blow down of the distribution piping
B. after installation of alarm sensors
C. before blow down of the distribution piping
D. before installation of station rough-in assemblies
C. polymeric - ANSWERSIn those portions of systems intended to handle oxygen at
pressures greater than 350 psi, the interconnecting hose shall NOT contain
__________ materials.
A. brass
B. copper
C. polymeric
D. stainless steel
A. color coding - ANSWERSWhich of these is an NFPA 99 requirement for the labeling
of pipes in a medical gas system?
A. color coding
B. fixed label width
C. label shall wrap completely around the pipe
D. reflective label
D. The device will be supervised such that failure of communication shall initiate an
alarm - ANSWERSA wireless communication device is employed in a medical gas or
vacuum warning system. Which type of supervision is required for this device?
A. A visual indicator shall be located in the maintenance office or the engineering
department.
B. The device shall be installed at the medical gas or vacuum source.
C. The device shall be located at a nurse's station
,D. The device will be supervised such that failure of communication shall initiate an
alarm.
C. 20 feet - ANSWERSPipe labels shall be located at a maximum interval of how many
feet?
A. 10 feet
B. 15 feet
C. 20 feet
D. 25 feet
B. ASSE standard 6010 - ANSWERSThe installation of medical gas and vacuum
systems shall be made by experience, qualified and competent installers. Installers shall
be certified to the requirements of which code/standard?
A. ASME section IX
B. ASSE standard 6010
C. AWS B31.3
D. CGA M-1
C. cutting and/ or brazing new piping - ANSWERSThe removal of components within a
source system for repair and re-installation or for replacement shall be treated as new
work for the purposes of testing whenever such work involves which of the following?
A. air quality monitoring
B. calibration of alarm sensors
C. cutting and/ or brazing new piping
D. system control sensors
B. audible and visual - ANSWERSA medical gas master or area alarm panel should be
set to actuate a(an) _________ indicator when the communication with an alarm-
initiating device is disconnected
A. audible
B. audible and visual
C. high and low
D. visual
A. instrument air - ANSWERSA standard gauge pressure of 160-185 psi applies to
which of the following?
A. instrument air
B. laboratory air
C. laboratory vacuum
D. non-medical air
A. both B and C below
name of the gas and nonstandard operating pressure - ANSWERSWhere medical gas
systems operate at pressures other than the standard gauge pressures, which of these
is required to be listed on the station outlet identification?
, A. both B and C below
B. name of the gas
C. nonstandard operating pressure
D. the gas registration number and a toll-free number to call for information
A. branch (lateral) lines - ANSWERSThose sections or portions of the piping system
that serve a room or group of rooms on the same story of the facility. This is the
definition of which of the following?
A. branch (lateral) lines
B. main lines
C. risers
D. vent lines
B. container - ANSWERSA low-pressure, vacuum-insulated vessel containing gases in
liquid form. This is an NFPA 99 definition for which of the following?
A. appliance
B. container
C. cylinder
D. safety can
B. be appropriately identified by attached labels or stencils in accordance with CGA C-7
criteria - ANSWERSCompressed gas cylinders must meet which of the following criteria
in order to be acceptable for use in an acute health care facility?
A. be appropriately color coded in accordance with U.S.D.A requirements
B. be appropriately identified by attached labels or stencils in accordance with CGA C-7
criteria
C. be constructed in accordance with specifications and regulations of OSHA
D. utilize gas specific CGA connections
A. 23.5% - ANSWERSAccording to the NFPA, an oxygen-enriched atmosphere is one
where the concentration of oxygen exceeds what percentage?
A. 23.5%
D. 25.5%
C. 30%
D. 99%
A. both B and D below
permitted to power medical-surgical tools and used for respiration - ANSWERSWhich of
the following is true of category 1 support gases?
A. both B and D below
B. permitted to power medical-surgical tools
C. subject to greater hazards than present in other piped gases
D. used for respiration
